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chihyu


National chung hsing university, Taiwan

Last seen: 2 years ago |  Active since 2021

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Question


Correct image distortion based on matlab undistortImage function
hi, I obtain the camera intrinsic and distortion parameters through the calibration, and I want to correct the image of the tes...

2 years ago | 1 answer | 0

1

answer

Question


average image intensity problem
Hello, I want to average the intensity of 10 images, but the result whole image is white. https://drive.google.com/drive/fold...

3 years ago | 1 answer | 0

1

answer

Question


How to generate images of binary random speckle patterns
I want to generate a 1280*1024 pixels image, the size of random speckle patterns in the image is 5 pixels. (Similar to the resul...

3 years ago | 1 answer | 0

1

answer

Question


How to import specific data in multiple tables by table2array command
The t variable is the data I want to analyze. Click on the t variable to see that multiple table files are required. And m...

3 years ago | 0 answers | 0

0

answers

Question


How to read a txt file with comma, text and numbers in matlab, and export the data
The txt file I exported from the analysis software contains commas and text and numbers (as shown in the figure below). This pre...

3 years ago | 2 answers | 0

2

answers

Question


How to get the camera scale factor
I want to obtain the scale factor by calibration, so as to obtain the relationship between the length of the object in the image...

3 years ago | 1 answer | 0

1

answer

Question


how to calculate the area size of each spot in the image of ROI (pixels) in Matlab
I have a spot pattern (similar to the picture of rice grains below). I want to calculate the area of each rice grain in the imag...

3 years ago | 1 answer | 0

1

answer

Question


How to select rectangle ROI in the image and adjust the position of ROI manually. Then it can return the adjusted ROI position
I can generate roi using images.roi.Rectangle function, but it is easy to be time-consuming during the adjustment process. Is t...

3 years ago | 1 answer | 0

1

answer

Question


How to convert FileName(char) to the variable name and display the variable name image
I want to use uigetfile to call my picture file instead of using cd. But there is a problem, that is, FileName belongs to char. ...

3 years ago | 1 answer | 0

1

answer